摘要 |
Method of mounting an engine (50) in a rotary wing aircraft. The method includes providing a rotary wing aircraft having an aircraft body (54) supported in flight through an exterior air space by a rotary wing system rotating with an operational rotating frequency (P) with a plurality of (N) rotary wings, the rotary wing aircraft body having a persistent in flight operational rotating frequency vibration. The method includes providing a first engine, the first engine for providing power to rotate the rotary wing system at the rotary wing system operational rotating frequency (P). |